$(function(){
	var img_src;
	$('.sub_container img').click(
		function(){
			img_src=$(this).attr("src")
			var OpenWindow=window.open()
			OpenWindow.document.write('<img src="'+img_src+'"><br><br>')
			OpenWindow.document.write("<INPUT TYPE='BUTTON' VALUE='返回' onClick='window.close()'> ")
		})
})